//邮箱正则表达式
const standard = /^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,6}$/
//密码正则表达式
const passwordRegex = /^(?=.*\d)(?=.*[a-zA-Z])[\w]{8,16}$/
const icon_cuowu = document.querySelector('.log_black p:nth-child(2)')
const all = document.querySelector('.log_box')
icon_cuowu.addEventListener('click', () => {
  all.style.display = 'none'
})